/* Omnibot journal: index, article and reading experience. */
.blog-index, .blog-article-hero { padding: clamp(1.5rem, 3vw, 2.5rem) 0 0; }
.blog-index .page-breadcrumbs, .blog-article-hero .page-breadcrumbs { margin-bottom: clamp(1.5rem, 3vw, 2.5rem); }
.blog-kicker { display: block; color: var(--accent-text-strong); font: 500 var(--fs-12)/1.5 var(--font-mono); letter-spacing: .13em; text-transform: uppercase; }
.blog-kicker a { color: inherit; text-decoration: none; }
.blog-kicker a:hover { text-decoration: underline; }
.blog-index__hero { max-width: 900px; padding-bottom: clamp(2rem, 3vw, 2.75rem); }
.blog-index__hero h1 { margin: var(--space-4) 0 var(--space-5); color: var(--text-strong); font-size: clamp(2.5rem, 4.2vw, 4rem); line-height: 1.12; }
.blog-index__hero .lead { max-width: 58ch; color: var(--text-muted); }

.blog-filters { padding: var(--space-5) 0; border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line); }
.blog-filters__heading { display: flex; justify-content: space-between; gap: var(--space-4); align-items: center; }
.blog-filters__heading > span:last-child, .blog-list-heading > span { color: var(--text-muted); font-size: var(--fs-12); font-family: var(--font-mono); }
.blog-filter-list { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-4); }
.blog-filter, .blog-tag { display: inline-flex; align-items: center; min-height: 38px; padding: .4rem .9rem; border: 1px solid var(--line); border-radius: var(--radius-pill); color: var(--text-muted); background: transparent; text-decoration: none; font-size: var(--fs-14); line-height: 1.25; transition: color var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast); }
.blog-filter:hover, .blog-tag:hover { border-color: var(--line-strong); color: var(--text-strong); }
.blog-filter.is-active, .blog-tag.is-active { border-color: var(--accent-text-strong); background: var(--surface-tint); color: var(--accent-text-strong); }
.blog-tag-filter { margin-top: var(--space-4); }
.blog-tag-filter summary { display: inline-flex; align-items: center; gap: var(--space-3); color: var(--accent-text-strong); font-size: var(--fs-14); cursor: pointer; list-style: none; }
.blog-tag-filter summary::-webkit-details-marker { display: none; }
.blog-tag-filter summary span { font-size: 1.15rem; line-height: 1; }
.blog-tag-filter[open] summary span { transform: rotate(45deg); }
.blog-tag-filter__list { display: flex; flex-wrap: wrap; gap: var(--space-2); padding-top: var(--space-4); }
.blog-tag { min-height: 32px; padding: .3rem .7rem; font-size: var(--fs-12); }
.blog-filters__reset { display: inline-block; margin-top: var(--space-4); color: var(--accent-text-strong); font-size: var(--fs-14); }
.blog-list-heading { display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-4); margin: clamp(2rem, 3vw, 2.75rem) 0 var(--space-5); }
.blog-list-heading h2 { color: var(--text-strong); font-size: var(--fs-28); }

.editorial-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-5); }
.editorial-card { min-width: 0; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--surface); overflow: hidden; transition: border-color var(--transition), transform var(--transition); }
.editorial-card:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.editorial-card__link { display: flex; flex-direction: column; height: 100%; color: inherit; text-decoration: none; }
.editorial-card__link:focus-visible { outline: 2px solid var(--accent-text-strong); outline-offset: -3px; }
.editorial-card__visual { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: var(--bg-elevated); }
.editorial-card__visual img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.editorial-card:hover .editorial-card__visual img { transform: scale(1.025); }
.editorial-card__visual--empty { display: grid; place-items: center; color: var(--accent-text-strong); background: var(--surface-tint); font-size: 3.5rem; }
.editorial-card__feature-label { position: absolute; left: var(--space-4); top: var(--space-4); padding: .4rem .7rem; border: 1px solid rgba(238,217,166,.35); border-radius: var(--radius-pill); background: rgba(10,14,26,.78); color: #eed9a6; font: var(--fs-12)/1 var(--font-mono); }
.editorial-card__content { display: flex; flex: 1; flex-direction: column; align-items: flex-start; padding: clamp(1.25rem, 2.2vw, 1.75rem); }
.editorial-card__meta { display: flex; flex-wrap: wrap; gap: .5rem 1rem; color: var(--text-muted); font: var(--fs-12)/1.4 var(--font-mono); }
.editorial-card__meta span { color: var(--accent-text-strong); }
.editorial-card h3 { margin-top: var(--space-4); color: var(--text-strong); font-size: clamp(1.2rem, 1.6vw, 1.5rem); line-height: 1.35; overflow-wrap: anywhere; }
.editorial-card__content > p { margin-top: var(--space-3); color: var(--text-muted); font-size: var(--fs-14); line-height: 1.6; }
.editorial-card__read { margin-top: auto; padding-top: var(--space-5); color: var(--accent-text-strong); font: var(--fs-12)/1.4 var(--font-mono); }
.editorial-card__read span { margin-left: .35rem; }
.editorial-card--featured { grid-column: 1 / -1; }
.editorial-card--featured .editorial-card__link { display: grid; grid-template-columns: 1.08fr 1fr; }
.editorial-card--featured .editorial-card__visual { min-height: 320px; height: 100%; aspect-ratio: auto; }
.editorial-card--featured .editorial-card__visual img { object-fit: contain; background: #0a0e1a; }
.editorial-card--featured .editorial-card__content { justify-content: center; padding: clamp(1.75rem, 4vw, 3.75rem); }
.editorial-card--featured h3 { font-size: clamp(1.7rem, 2.6vw, 2.4rem); line-height: 1.23; }
.editorial-card--featured .editorial-card__content > p { max-width: 48ch; font-size: var(--fs-16); }
.editorial-card--featured .editorial-card__read { margin-top: var(--space-4); }
.blog-index .empty-state { margin: var(--space-7) 0; }

.blog-promo-section { padding: clamp(4rem, 8vw, 6rem) 0; }
.blog-promo { position: relative; padding: clamp(2rem, 5vw, 4rem); border: 1px solid var(--line-strong); border-radius: var(--radius-md); background: var(--surface); overflow: hidden; }
.blog-promo::after { content: '✳'; position: absolute; right: 7%; top: 50%; transform: translateY(-50%); color: var(--accent-text-strong); opacity: .18; font-size: clamp(5rem, 12vw, 10rem); line-height: 1; pointer-events: none; }
.blog-promo > * { position: relative; z-index: 1; }
.blog-promo h2 { max-width: 22ch; margin: var(--space-4) 0; color: var(--text-strong); font-size: var(--fs-36); }
.blog-promo .lead { max-width: 54ch; color: var(--text-muted); margin-bottom: var(--space-6); }

.blog-article-hero__inner { max-width: 880px; padding-bottom: clamp(2rem, 5vw, 4rem); }
.blog-article-hero h1 { margin: var(--space-4) 0 var(--space-5); color: var(--text-strong); font-size: clamp(2.3rem, 4.4vw, 4.25rem); line-height: 1.16; overflow-wrap: anywhere; }
.blog-article-hero__lead { max-width: 68ch; color: var(--text-muted); font-size: var(--fs-18); line-height: 1.65; }
.blog-article-hero__meta { display: flex; flex-wrap: wrap; gap: .75rem 1.5rem; margin-top: var(--space-5); color: var(--text-muted); font: var(--fs-12)/1.5 var(--font-mono); }
.blog-article__layout { display: grid; grid-template-columns: 230px minmax(0, 760px); justify-content: space-between; align-items: start; gap: clamp(2rem, 6vw, 5rem); border-top: 1px solid var(--line); padding-top: clamp(2rem, 4vw, 3.5rem); }
.blog-article__layout--single { display: block; }
.blog-article__layout--single .blog-article__main { max-width: 760px; margin-inline: auto; }
.blog-article__aside { position: sticky; top: calc(var(--header-height) + var(--space-5)); max-height: calc(100vh - var(--header-height) - var(--space-7)); overflow-y: auto; }
.blog-article__aside .card, .blog-article__mobile-toc .card { padding: 0; border: 0; background: transparent; box-shadow: none; }
.blog-article__aside .card::before, .blog-article__aside .card::after, .blog-article__mobile-toc .card::before, .blog-article__mobile-toc .card::after { display: none; }
.blog-article__aside .card__meta { margin-bottom: var(--space-4); }
.blog-article__aside .stack, .blog-article__mobile-toc .stack { gap: var(--space-3); font-size: var(--fs-14); line-height: 1.45; }
.blog-article__mobile-toc { display: none; }
.blog-article__cover { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; border: 1px solid var(--line); border-radius: var(--radius-md); margin-bottom: clamp(2rem, 4vw, 3.5rem); }
.blog-article__prose { max-width: 100%; font-size: 1.0625rem; line-height: 1.8; overflow-wrap: anywhere; }
.blog-article__prose h2 { margin-top: 2.6em; margin-bottom: .7em; color: var(--text-strong); font-size: var(--fs-28); line-height: 1.3; scroll-margin-top: calc(var(--header-height) + 1rem); }
.blog-article__prose h3 { margin-top: 2em; margin-bottom: .6em; color: var(--text-strong); font-size: var(--fs-22); scroll-margin-top: calc(var(--header-height) + 1rem); }
.blog-article__prose p, .blog-article__prose ul, .blog-article__prose ol, .blog-article__prose blockquote { margin-bottom: 1.35em; }
.blog-article__prose a { color: var(--accent-text-strong); text-underline-offset: .16em; }
.blog-article__prose blockquote { margin-left: 0; padding: .25rem 0 .25rem var(--space-5); border-left: 2px solid var(--accent-text-strong); color: var(--text-muted); }
.blog-article__prose table { display: block; max-width: 100%; overflow-x: auto; }
.blog-article__faq { margin-top: var(--space-8); }
.blog-article__faq h2 { margin-bottom: var(--space-5); font-size: var(--fs-28); }
.blog-article__faq details { border-top: 1px solid var(--line); padding: var(--space-4) 0; }
.blog-article__faq details:last-child { border-bottom: 1px solid var(--line); }
.blog-article__faq summary { color: var(--text-strong); cursor: pointer; }
.blog-article__faq details p { margin-top: var(--space-3); color: var(--text-muted); line-height: 1.7; }
.blog-article__tags { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-7); }
.blog-article__tags a { color: var(--text-muted); text-decoration: none; padding: .35rem .75rem; border: 1px solid var(--line); border-radius: var(--radius-pill); font-size: var(--fs-12); }
.blog-article__tags a:hover { color: var(--accent-text-strong); border-color: var(--line-strong); }
.blog-article__back { display: inline-block; margin-top: var(--space-7); color: var(--accent-text-strong); text-decoration: none; }
.blog-article__back:hover { text-decoration: underline; }
.blog-related { padding: 0 0 clamp(4rem, 8vw, 6rem); }
.blog-related .section-head { margin-bottom: var(--space-6); }

@media (max-width: 800px) {
  .editorial-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .editorial-card--featured .editorial-card__link { grid-template-columns: 1fr; }
  .editorial-card--featured .editorial-card__visual { min-height: 0; aspect-ratio: 16 / 9; }
  .blog-article__layout { display: block; }
  .blog-article__aside { display: none; }
  .blog-article__mobile-toc { display: block; margin-bottom: var(--space-6); border-block: 1px solid var(--line); padding: var(--space-4) 0; }
  .blog-article__mobile-toc > summary { color: var(--accent-text-strong); cursor: pointer; }
  .blog-article__mobile-toc .card { padding-top: var(--space-4); }
  .blog-article__mobile-toc .card__meta { display: none; }
}
@media (max-width: 540px) {
  .editorial-grid { grid-template-columns: 1fr; }
  .blog-index__hero h1 { font-size: clamp(2.4rem, 11vw, 3.2rem); }
  .blog-index__hero .lead { font-size: var(--fs-16); }
  .blog-filter-list { flex-wrap: nowrap; overflow-x: auto; padding-bottom: var(--space-2); scrollbar-width: thin; }
  .blog-filter { flex: 0 0 auto; }
  .editorial-card--featured .editorial-card__content { padding: var(--space-5); }
  .blog-article-hero h1 { font-size: clamp(2.1rem, 9vw, 3rem); }
  .blog-article__prose { font-size: var(--fs-16); }
}
@media (prefers-reduced-motion: reduce) {
  .editorial-card, .editorial-card__visual img { transition: none; }
  .editorial-card:hover { transform: none; }
}